Cryptogonus hainanensis is a species of beetle of the family Coccinellidae. It is found in India (Bihar, Tripura, West Bengal), Pakistan and China.
Description Adults reach a length of about . They are yellowish to reddish testaceous, the pronotum with a black macula on the disc and a lighter testaceous anterior margin The elytra are black with the anterolateral and humeral angles and apical one-fourth yellowish-testaceous.
Life history They have been recorded preying on Melanaphis sacchari.
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